Establishment of DEM and program design method of isohypse produced automatically by discrete spotheight are presented.
介绍了通过离散高程点，创建DEM，自动生成等高线的程序设计方法。
2
For aerial photograph pair, the Orthophotomap of the image - overlapped region can be made by calculating directly spotheight at image point.
对于航摄像对，可以直接通过像对解算像点的地面点高程，进而制作影像重叠区的正射影像。
3
Surfers Point, Margaret River, Australia - Located in a relatively isolated region some three hours south of Perth, This amazing spot can hold waves up to an incredible height of up to 15 feet.